<template>
    <div>
         <!-- 用户导入对话框 -->
    <el-dialog :title="upload.title" :visible.sync="upload.open"  append-to-body>  
          <el-upload
            ref="upload"
            :limit="1"
            accept=".xlsx, .xls"
            :headers="upload.headers"
            :action="upload.url + '?updateSupport=' + upload.updateSupport"
            :disabled="upload.isUploading"
            :on-progress="handleFileUploadProgress"
            :on-success="handleFileSuccess"
            :auto-upload="false"
            drag
          >
            <i class="el-icon-upload"></i>
            <div class="el-upload__text">
              将文件拖到此处，或
              <em>点击上传</em>
            </div>
            <div class="el-upload__tip" slot="tip">
              <el-checkbox v-model="upload.updateSupport" />是否更新已经存在的用户数据
              <el-link type="info" style="font-size:12px" @click="importTemplate">下载模板</el-link>
            </div>
            <div class="el-upload__tip" style="color:red" slot="tip">提示：仅允许导入“xls”或“xlsx”格式文件！</div>
          </el-upload>
  
      
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitFileForm">确 定</el-button>
        <el-button @click="upload.open = false">取 消</el-button>
      </div>
    </el-dialog>
    </div>
</template>
<script>
export default {
    name: "index", 
    data() {
        return {
            
        }
    },
    props: {
        upload: {
            type: Object,
            default: "",
            require: true
        },
    },
    methods: {
        /** 下载模板操作 */
        importTemplate() {
            this.download(this.upload.downloadTemplate, {
                ...this.queryParams
            }, `${new Date().getTime()}.xlsx`)
        },
        // 文件上传中处理
        handleFileUploadProgress(event, file, fileList) {
            this.upload.isUploading = true;
        },
        // 文件上传成功处理
        handleFileSuccess(response, file, fileList) {
            this.upload.open = false;
            this.upload.isUploading = false;
            this.$refs.upload.clearFiles();
            this.$alert(response.msg, "导入结果", { dangerouslyUseHTMLString: true });
            this.getList();
        },
        // 提交上传文件
        submitFileForm() {
            this.$refs.upload.submit();
        }
    }
}
</script>
<style lang="less">
.el-upload{
  width: 100%;
}
.el-upload-dragger{
  width: 100%;
}
</style>